Home / 34,716.80-52,075.28-12,545.84

Finding the Fourth Proportional to 34,716.80, 52,075.28 and 12,545.84

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Solution

The fourth proportional to 34,716.80, 52,075.28 and 12,545.84 is: 18,818.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,716.80 : 52,075.28 = 12,545.84 : x
  2. Step 2: Convert to fraction form
    34,716.80/52,075.28 = 12,545.84/x
  3. Step 3: Cross multiply
    34,716.80x = 52,075.28 × 12,545.84
  4. Step 4: Simplify right side
    34,716.80x = 653,327,964.18
  5. Step 5: Solve for x
    x = 653,327,964.18/34,716.80
  6. Step 6: Final answer
    x = 18,818.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.